Completed doctorates

Ahmed Yasser Abdelmejeed (2025): Developing a comprehensive strategy to optimize tree use for mitigating heat stress. Considering urban morphology and limited resources through dynamic and static thermal comfort analysis. A case study of Cairo city. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Lars-Peter Lauven. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second reviewer: Prof. Dr. Laila El-Masry (Cairo University, Egypt).

Klaus Hieronymi (2025): Comparison and evaluation of the efficiency of take-back organizations for waste electrical and electronic equipment in 32 countries with a focus on information technology equipment. Dissertation for the academic degree of Doctor of Engineering (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: Sen.-Prof. Dr. Martin Faulstich. Second reviewer: Univ.-Prof. Dr. Daniel Goldmann, TU Clausthal.

Brjin Safar Mohammed (2025): Land Expropriation Policy and its Impacts on Agricultural Land Consumption: An Evaluation and Analysis - the case of Semel and Zakho, Iraqi Kurdistan Region. Dissertation for the degree of Doctor rerum politicarum (Dr. rer. pol.) at the Department of Spatial Planning, TU Dortmund University. Chair of the examination committee: Univ.-Prof.'in Dr. Sophie Schramm. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second reviewer: Univ.-Prof. i.R. Dr. Sabine Baumgart.

Diman AL-Doski (2025): Legal Instruments to Support the Implementation of the Master Plan in the Autonomous Region of Kurdistan. Dissertation for the academic degree Doctor rerum politicarum (Dr. rer. pol.) at the Department of Spatial Planning at TUDortmund University. Chair of the examination committee: Univ.-Prof.'in Dr. Sophie Schramm. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Univ.-Prof. i.R. Dr. Sabine Baumgart.

Carmelita Liwag (2024): Integrating Environmental Impact Assessment in Land Use Planning Towards Climate Adaptive Residential Development: The Case of Baguio City and Sta. Rosa City, Philippines. Dissertation for the degree of Doctor rerum politicarum (Dr. rer. pol.) at the Department of Spatial Planning, TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Stefan Greiving. Supervisor and first reviewer: Univ.-Prof. i.R. Dr. Einhard Schmidt-Kallert. Second reviewer: Univ.-Prof. Dr. Dietwald Gruehn.

Muhammad Rayan (2024): Green Infrastructure Planning Framework: An Exploratory Study Towards Resilient Cities In Khyber Pakhtunkhwa Province, Pakistan. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Stefan Siedentop. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second supervisor and reviewer: Associate Prof. Dr. Umer Khayyam, National University of Science and Technology, Islamabad, Pakistan.

Corinna Klar (2024): Evaluation of high and extra-high voltage overhead power lines in forested areas using the example of the Kruckel-Dauersberg overhead power line and development of determinants to increase the acceptance of high and extra-high voltage overhead power lines by owners and managers. Dissertation for the academic degree of Doctor of Engineering (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination board: Univ.-Prof. Dr. Stefan Siedentop. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second reviewer: Senior-Prof. Dr. Martin Faulstich.

Samjhana Bista (2024): Sustainable Consumption for Effective Ecosystem-based Adaptation in Urban and Peri-Urban Settlements in the Lowlands of Nepal. Dissertation for the degree of Doctor rerum politicarum (Dr. rer. pol.) at the Department of Spatial Planning, TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. René Tribble. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Univ.-Prof. i.R. Dr. Einhard Schmidt-Kallert.

Florian Klopfer (2023): Strengthening the Evidence Base for Urban Planning in the Era of Climate Change. An Analysis of Conceptual Frameworks and the Interplay of Heat, Urban Fabric, and Social Structure. Dissertation for the academic degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: apl.-Prof. Dr. Stefan Greiving. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Univ.-Prof. Dr. Stefan Siedentop.

Alexander Gönner (2023): Development of a fiber-optic belt scale for use in recycling plants. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: Univ.-Prof. Dr. Martin Faulstich. Second assessor: Univ.-Prof. Dr. Dr. h.c. Michael ten Hompel (Department of Mechanical Engineering, TU Dortmund University).

Daniel Bläser (2023): Climate protection needs more than a concept. Energy and climate policy objectives in the Ruhr metropolis. From strategy to spatial planning in climate protection. Dissertation for the academic degree of Doctor of Engineering (Dr.-Ing.) at the Department of Engineering (Department of Civil Engineering) at the University of Duisburg-Essen (UDE). Chairman of the examination board: Univ.-Prof. Dr. Renatus Widmann (UDE). Supervisor and first assessor: Univ.-Prof. i. R. Dr. Alexander Schmidt (UDE). Second assessor: Univ.-Prof. Dr. Dietwald Gruehn (TU Dortmund University).

Wiriya Puntub (2022): Potential Impact Assessment of Climate-related Hazards on Urban Public Health Services: Interaction of Changing Climate-related Hazards and Urban Development in the Future, Khon Kaen City, Thailand. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: apl.-Prof. Dr. Stefan Greiving. Second reviewer: Univ.-Prof. Dr. Jörn Birkmann (University of Stuttgart).

Christoph Ebbing (2022): BIM or no BIM? A question of economic efficiency from the perspective of project developers. Empirical surveys as a basis for an economic evaluation of the use of Building Information Modeling. Dissertation for the academic degree of Doctor of Engineering (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: Univ.-Prof. Dr. Michael Nadler. Second assessor: Univ.-Prof. Dr. Ivan Čadež (Department of Architecture and Civil Engineering).

Mohammad Bashirizadeh (2021): The Impact of Persian Garden Principles as Traditional Ecological Landscaping on Thermal Comfort. Green Strategies for Climatic Urban Landscape Design in Iran, Based on Persian Garden Analysis. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chair of the examination committee: Univ.-Prof.'in Christa Reicher (RWTH Aachen). Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second reviewer: Prof. Dr. Seyyed Hassan Taghvaei (Shahid Beheshti University, Tehran, Iran).

Christina Haubaum (2021): Analysis of assessment changes of the landscape due to wind turbines in different landscape categories of North Rhine-Westphalia based on online surveys. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Frank Othengrafen. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second reviewer: apl.-Prof. Dr. Stefan Greiving.

Hemn Abdulkareem Mawlood Nanakali (2021): Rural Sustainable Development Policies in the Kurdistan Region of Iraq and their Impact on Migration - The Case of Erbil .Dissertation for the degree of Doctor rerum politicarum (Dr. rer. pol.) at the Department of Spatial Planning, TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Karsten Zimmermann. Supervisor and first reviewer: Univ.-Prof. i.R. Dr. Einhard Schmidt-Kallert. Second reviewer: Univ.-Prof. Dr. Dietwald Gruehn.

Thomas Masyk (2021): The Role of Urban Agriculture for Sustainable and Resilient Cities .Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Nguyen Xuan Thinh. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second reviewer: Univ.-Prof.'in Dr. Sophie Schramm.

Hanna Christine Schmitt (2021): What does 'critical' actually mean here? Development of an evidence base for dealing with critical infrastructures in spatial planning. Dissertation for the academic degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: apl.- Prof. Dr. Stefan Greiving. Second assessor: Univ.-Prof. Dr. Jörn Birkmann (University of Stuttgart).

Maurizio Lindemann (2020): Transfer potentials of integrated housing management approaches. Neighborhood development using the example of "Borsigplatz-West" in Dortmund's Nordstadt . Dissertation for the academic degree of Doctor of Engineering (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: Prof. Christa Reicher (RWTH Aachen). Second reviewer: Univ.-Prof.'in Dr. Sigrid Schaefer (University of Duisburg-Essen).

Edgar Medrano Reyes (2020): Development of Spatial Strategies for Small Island Landscapes in the Philippines .Dissertation for the award of the academic degree Doctor rerum politicarum (Dr. rer. pol.) at the Department of Spatial Planning, TU Dortmund University. Chairman of the examination committee: apl.-Prof. Dr. Stefan Greiving. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second reviewer: Univ.-Prof.'in Dr. Christiane Hellmanzik.

Emmanuel Kofi Gavu (2020): Understanding location and neighborhood effects: An analysis of the housing submarkets in Accra - Ghana. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Chair of the examination committee: Univ.-Prof.'in Dr. Sophie Schramm. Supervisor and first assessor: Univ.-Prof. Dr. Dietwald Gruehn. Second supervisor and reviewer: Univ.-Prof. i.R. Dr. Karl-Werner Schulte (University of Regensburg).

Yong Xu (2019): Study of Vegetation Cover and its Driving Forces. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: Univ.-Prof. Dr. Nguyen Xuan Thinh. Second reviewer: Univ.-Prof. Dr. Ralf Bill (University of Rostock).

Ismail Hajani (2019): Promoting urban spatial planning guidance for achieving physical sustainable urban development in Duhok City - Kurdistan region/Iraq. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Thorsten Wiechmann. Supervisor and first reviewer: Univ.-Prof. Dr.-Dietwald Gruehn. Second reviewer: Univ.-Prof.'in i. R. Dr. Sabine Baumgart.

Rubina Devrikyan (2019): Effectiveness of Participatory Approaches in Rural Development. Case studies of rural communities in Armenia and Georgia. Dissertation for the academic degree Dr. rer. pol. at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: Univ.-Prof. i. R. Dr. Einhard Schmidt-Kallert. Second reviewer: Hon.-Prof. Dr. Christoph Kohlmeyer.

Kaie Metsaots (2019): Holistic development of the oil shale region as an industrial heritage, recreational, sports, and tourism district. Dissertation for the degree of Dr. phil. in landscape architecture at the Estonian University of Life Sciences (Eesti Maaülikool=EMÜ), Tartu, Estonia. Chair of the examination board: Prof. Dr. Tiiu Kull (EMÜ). Supervisor and first reviewer: Prof. Dr. Kalev Sepp (EMÜ). Opponent and second assessor: Univ.-Prof. Dr. Dietwald Gruehn (TU Dortmund University). Other members of the examination board: Prof. Dr. Tiina Nõges (EMÜ); Assoc. Prof. Dr. Riin Alatalu (Estonian Academy of Arts); Assoc. Prof. Dr. Mari Nõmmela (EMÜ); Dr. Ain Kull (University of Tartu).

Julian Engelbert (2019): The stratifying planning decision under conditions of provisionality. An epistemiological investigation using the example of the NABEG regime. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: Univ.-Prof. Dr. Klaus-Joachim Grigoleit. Second reviewer: Univ.-Prof. Dr. Stephan Mitschang (TU Berlin).

Sattwick Dey Biswas (2019): Dissertation for the award of the academic degree Dr. rer. pol. at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination board: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: Univ.-Prof. Dr. Benjamin Davy. Second reviewer: Associate Professor Dr. Thomas Hartmann (Wageningen University & Research, Netherlands).

Zhao Li (2019): Towards Resilience. Adopting Local Knowledge in Rural Landscape Planning. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: apl.-Prof. Dr. Stefan Greiving. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Univ.-Prof. Dr. Nguyen Xuan Thinh.

Sandra Maier (2018): Municipal strategies for the accommodation of refugees as a contribution to the reuse of vacant buildings . Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: Univ.-Prof.'in Christa Reicher. Second reviewer: Univ.-Prof.'in Dr. Sabine Baumgart.

Tra Van Tran (2018): Translating Climate Science into Policy Making in the Water Sector for the Vu Gia-Thu Bon River Basin .Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: Univ.-Prof. Dr. Nguyen Xuan Thinh. Second reviewer: apl.-Prof. Dr. Stefan Greiving.

Jost Wilker (2017): The potential of economic evaluation and participation for green infrastructure planning. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Chair of the examination committee: Univ.-Prof.'in Dr. Sabine Baumgart. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second reviewer: Univ.-Prof. Dr. Stefan Siedentop.

Nasim Heidarinejad (2017): The effects of urban expension on spatial and socioeconomic patterns of the peri-urban areas: A case study of Isfahan City, Iran. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Stefan Siedentop. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Univ.-Prof. Dr. Nguyen Xuan Thinh.

Aqueel Qusay Al-Mosawi (2017): Towards Sustainable Urban Design Strategies for Historic Centers in Iraq. Development of an Assessment Approach for Urban Regeneration Projects. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Karsten Zimmermann. Supervisor and first reviewer: Univ.-Prof.'in Christa Reicher. Second reviewer: Univ.-Prof. Dr. Dietwald Gruehn.

Bryce Lawrence (2017): The County Diagnostic: A regional environmental footprint framework for the USA and a comparative case study application of the County Diagnostic within the US Eastern Deciduous Forest Ecoregion .Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Hon.-Prof. Dr. Eckhart Hahn. Examiner: Univ.-Prof. Dr. Nguyen Xuan Thinh.

Xiao Li (2016): Planning Integrated Approach in River-based regions towards Low-carbon Development. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof.'in Christa Reicher. Second assessor: Univ.-Prof. Dr. Dietwald Gruehn. Examiner: Dr. Jan Polivka.

Jie Zhao (2016): Analysis of Urban Form Parameters with a Focus on Energy Consumption .dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Chairman of the examination committee: Univ.-Prof. Dr. Dietwald Gruehn. Supervisor and first reviewer: Univ.-Prof. Dr. Nguyen Xuan Thinh. Second assessor: Univ.-Prof. Dr. Ralf Bill (University of Rostock).

Ernesto Antonio Zumelzu Scheel (2015): Sustainable Transformation of the Cities. Urban Design Pragmatics to Achieve a Sustainable City. dissertation at Eindhoven University of Technology (TU/e), Netherlands. Chairman of the examination committee: Prof. ir. B de Vries (TU/e), 1st promoter: Prof. Dr. B.E.J. De Meulder (KU Leuven, Belgium), 2nd promoter: Prof. Dr. H.J.P. Timmermans (TU/e), co-promoter: Dr. ir. C.H. Doevendans (TU/e), members: Prof. Dr. D. Gruehn (TU Dortmund University), Dr. ir. M. Dehaene (University of Ghent, Belgium), Prof. Dr. ir. J.J.N. Lichtenberg (TU/e), Prof. Dr. ir. W.F. Schaefer (TU/e).

Jie Zhang (2015): Assessment of Renewable Energy Potentials Based on GIS and RS - A Case Study in China. dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the department of Spatial Planning at TU Dortmund University. Supervisor and first reviewer: Univ.-Prof. Dr. Nguyen Xuan Thinh. Second assessor: Univ.-Prof. Dr. Dietwald Gruehn. Examiner: Dr. Jörg Fromme.

Dagmar Lehmann & Peter Apel (2015): Free spaces for children and young people. The interaction of product, process and strategy as a multidimensional approach to action. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Supervisor and first reviewer: Univ.-Prof.'in Christa Reicher. Second assessor: Univ.-Prof. Dr. Dietwald Gruehn. Examiner: Univ.-Prof.'in Dr. Susanne Frank.

Danial Monsefi Parapari (2015): Adaptation to Climate Change and Thermal Comfort. dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof.'in Christa Reicher. Second assessor: Univ.-Prof. Dr. Dietwald Gruehn. Examiner: Dr. Mehdi Vazifedoost.

Rabab Morsy (2015): Ecotourism as a Framework for Sustainable Touristic Development, Case Study of Protected Areas, Egypt. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof.'in Christa Reicher. Second assessor: Univ.-Prof. Dr. Dietwald Gruehn. Examiner: Univ.-Prof.'in Dr. Sabine Baumgart.

Shireen Younis Ismael (2014): Promoting integrated heritage conservation and management in Iraqui Kudistan. Applicability of values-based approach: The case study of Akre and Amedy in Duhok Province .Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof.'in Christa Reicher. Second assessor: Univ.-Prof. Dr. Dietwald Gruehn. Examiner: Dr. Asmat Khalid, University of Duhok, Iraq.

Mais Aljafari (2014): Emerging public spaces in the city of Amman, Jordan: An analysis of everyday life practices. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof.'in Christa Reicher. Second assessor: Univ.-Prof. Dr. Dietwald Gruehn. Examiner: Dr. Maram Tawil, School of Architecture and Built Environment, German Jordanian University, Jordan.

Mustafa Ergen (2013): A new methodology proposal for urban regeneration of brownfields - Case study of Zonguldak city, Turkey. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof.'in Christa Reicher. Second assessor: Univ.-Prof. Dr. Dietwald Gruehn. Examiner: Prof. Dr. Ilgar Kirzioglu, Süleyman Demirel University, Turkey.

Anne Budinger (2012): Urban open spaces as factors of land value appreciation .Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Univ.-Prof. i. R. Dr. Hartmut Kenneweg (TU Berlin). Examiners: Retired university professor Dr. Gerd Hennings, Dr. Mark Fleischhauer.

Guang Liu (2012): A study on sustainable urban water management in small- and medium-sized cities in China. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof. Dr. Hans-Peter Tietz. Second assessor: Univ.-Prof. Dr. Dietwald Gruehn. Examiner: Dr. Alexandra Hill.

Maria Ayessa Cardino (2012): Voices from the Mountains: Local People's Perceptions on Policies Protecting the Karst Landscape of Bohol, the Philippines .Dissertation for the degree of Doktor rerum politicarum (Dr. rer. pol.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Univ.-Prof. Dr. Sabine Baumgart. Examiner: Univ.-Prof. Dr. Einhard Schmidt-Kallert.

Ramji Bogati (2012): Forest Habitat Restoration in Lowland Nepal. Tiger as Restoration Success Indicator Species .Dissertation for the degree of Doktor rerum politicarum (Dr. rer. pol.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Univ.-Prof. Dr. Einhard Schmidt-Kallert. Reviewer: Retired university professor Dr. Hartmut Kenneweg (TU Berlin).

Michael Roth (2012): Landscape character assessment in landscape planning. Development and application of a method for the validation of landscape assessment procedures through internet-based user surveys. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Univ.-Prof. i. R. Dr. Hartmut Kenneweg (TU Berlin). Reviewer: Univ.-Prof. Dr. Wolfgang Wende (TU Dresden/IÖR).

Klaus v. Zahn (2011): Evaluation of the environmental quality of development plans as a basis for reviewing the effectiveness of environmental regulations for binding urban land-use planning in the Federal Building Code. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Supervisor and first reviewer: Univ.-Prof.'in Dr. Sabine Baumgart. Second assessor: Univ.-Prof. Dr. Dietwald Gruehn. External reviewer: Univ.-Prof. Dr. Wolfgang Wende (TU Dresden/IÖR).

Uwe Liedtke & Michael Schult (2011): The nature conservation intervention regulation in spatial planning. Trends and perspectives using the example of binding urban land-use planning in the district of Unna . Dissertation for the academic degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Supervisor and first reviewer: Univ.-Prof. i. R. Dr. Lothar Finke. Second assessor: Univ.-Prof.'in Dr. Sabine Baumgart. Examiner: Dr. Detlef Schiebold.

Sven Rannow (2011): Nature conservation management in times of climate change. Problems and solutions using the example of Hardangervidda National Park. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Univ.-Prof. i. R. Dr. Hartmut Kenneweg (TU Berlin). Examiner: Univ.-Prof. i. R. Dr. Lothar Finke.

Sylvia Wanczura (2010): Spatial planning and 'risk governance'. Indicator system for measuring effective and efficient coordination in the risk governance process. Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Supervisor and first reviewer: apl.-Prof. Dr. Stefan Greiving. Second reviewer: Prof. Dr. Marek Dutkowski (University of Szczecin, Poland). Examiner: Univ.-Prof. Dr. Dietwald Gruehn.

Roland Finke (2010): Biotope network planning with least-cost analyses. Modeling the biotope network function of regional green corridors in the Ruhr metropolis .Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning at TU Dortmund University. Supervisor and first reviewer: Univ.-Prof. Dr. Dietwald Gruehn. Second assessor: Univ.-Prof. (retired) Dr. Gerd Turowski. External examiner: Dr. Eberhard Geisler (RVR).

Tao Luo (2008): Investigation of the transferability of European standards of landscape image recording and assessment to spatial planning and environmental impact assessment in China - illustrated by the Wuhan area (Central China) . Dissertation for the degree of doctor agriculturae (Dr. agr.) at the Department of Agricultural and Environmental Sciences of the University of Rostock. Supervisor and first reviewer: apl.-Prof. Dr. Holger Behm (University of Rostock). Second reviewer: Univ.-Prof. Dr. Dietwald Gruehn (TU Dortmund University).

Dongqing Zhang (2008): Reuse-oriented Decentralized Wastewater Treatment based in Ecological Sanitation in fast growing Agglomerations .Dissertation for the degree of Doktor-Ingenieur (Dr.-Ing.) at the Department of Spatial Planning, TU Dortmund University. Supervisor and first reviewer: Univ.-Prof. Dr. Hans-Peter Tietz. Second reviewer: Univ.-Prof. Dr. Dietwald Gruehn. External reviewer: Prof. Dr. Manfred Voigt (FH-Magdeburg-Stendal).

Carl-Heinz Schulz (2007): Sustainable nature conservation renaturation of natural areas through project and nature conservation area management - demonstrated by the example of core zones of the biotope network system in the district of Herzogtum Lauenburg . Dissertation for the degree of Doctor of Agricultural Sciences (doctor agriculturae) at the Department of Agricultural and Environmental Sciences at the University of Rostock. Supervisor and first reviewer: Univ.-Prof. Dr. Wolfgang Riedel (University of Rostock). Second reviewer: Univ.-Prof. Dr. Dietwald Gruehn (TU Dortmund University).